Lamp testing device



FIG. 1 is a top, front right perspective view of a lamp testing device showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a top, front right perspective view of the lamp testing device shown in FIG. 1, with a portion of the device coupled by a telescoping rod shown in an extended position;

FIG. 9 is a top, front right perspective view of another embodiment of the lamp testing device showing our new design;

FIG. 10 is a front elevation view thereof;

FIG. 11 is a rear elevation view thereof;

FIG. 12 is a left side elevation view thereof;

FIG. 13 is a right side elevation view thereof;

FIG. 14 is a top plan view thereof;

FIG. 15 is a bottom plan view thereof; and,

FIG. 16 is a top, front right perspective view of the lamp testing device shown in FIG. 9 with a portion of the device coupled by a telescoping rod shown in an extended position.

The broken lines in the figures illustrate environmental subject matter and form no part of the claimed design.

The article is shown with a symbolic break in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for a lamp testing device, as shown and described. 